String Days_in_week[7] = { "Sun", "Mon", "Tues", "Wed", "Thurs", "Fri", "Sat"};
String Months_in_Year[12] = {"Jan", "Feb", "Mar","Apr", "May", "Jun", "Jul", "Aug","Sep","Oct","Nov", "Dec" };
void setup()
{
  
  Serial.begin(9600);

  Serial.println(" Print arrays as it is");
  for (int i =0; i< 7; i++) Serial.println(Days_in_week[i]);
  Serial.println();
  Serial.println();
  for (int i =0; i< 12; i++) Serial.println(Months_in_Year[i]);


  Serial.println();(" Change some elements of arrays");

  Days_in_week[5] ="test1";
  Days_in_week[1] ="test2";

  Months_in_Year[3] = "TstMnth2";
  Months_in_Year[7] = "TstMnth5";
  Months_in_Year[11] = "TstMn";

  Serial.println();
  Serial.println();

  Serial.println(" Reprint arrays after change");
  for (int i =0; i< 7; i++) Serial.println(Days_in_week[i]);
  Serial.println();
  Serial.println();
  for (int i =0; i< 12; i++) Serial.println(Months_in_Year[i]);




}

void loop()
{
}